3,573 articles
Oleg Lisogor
Oleg Lisogor (Олег Лісогор), Ukrainian breaststroke swimmer born 1979 in Brovary; two-time world 50m breaststroke champion (2001, 2007), former long course world record holder 27.18 and short course record 26.17, three-time Olympian.
Oleg Tyurin
Oleg Tyurin (Олег Григорьевич Тюрин), Soviet rower, 1937-2010; won 1964 Tokyo Olympic gold in the double sculls with Boris Dubrovsky, plus World and European medals, all in that event.
Olga Brusnikina
Olga Brusnikina (Ольга Александровна Брусникина), born 1978 in Moscow, Russian artistic (synchronized) swimmer; three Olympic golds (2000 duet and team, 2004 team), four world titles, unbeaten 1997-2004, later federation president and ISHOF inductee.
Olga Homeghi Bularda
Olga Homeghi Bularda (later Ioniță), Romanian rower born 1958 in Fieni, won four Olympic medals: gold coxed fours 1984, gold coxless pairs 1988 with Rodica Arba, silver eight 1988, bronze double sculls 1980.
Olga Kuzhela
Olga Petrovna Kuzhela (Ольга Петровна Кужела), Russian artistic swimmer born 1985 in Leningrad; 2008 Beijing Olympic team gold (99.500), five world and three European titles, now Stanford assistant coach.
Olga Novokshchenova
Olga Novokshchenova (Ольга Николаевна Новокщенова), born 1974, Russian synchronized swimmer; two Olympic team golds (Sydney 2000, Athens 2004); later head coach in Port Antonio, Jamaica.
Olga Vasyukova
Olga Petrovna Vasyukova (Ольга Васюкова), Russian synchronized swimmer born 1980 in Budapest; Olympic team gold at Sydney 2000 (99.146), European champion 1999 and 2000; retired at 20, now a Match TV presenter.
Oliver Fix
Oliver Fix, German slalom canoeist (born 1973, Augsburg), 1995 K1 world champion and 1996 Atlanta Olympic K1 gold medalist; later British national coach; not the hurdler David Oliver.
Olivér Halassy
Olivér Halassy (Haltmayer), Hungarian water polo player and swimmer, 1909-1946: Olympic silver 1928, gold 1932 and 1936; leg amputee; 1931 European 1500 m freestyle champion; murdered in Budapest.
Oliver Kegel
Oliver Kegel (Oliver Michael Kegel), born 1961 in Berlin, German sprint canoeist; Olympic gold in K-4 1000 m at Barcelona 1992, eighth at Los Angeles 1984, and seven Flatwater World Championship medals 1981–1993.
Oliver Zeidler
Oliver Zeidler (born 1996, Dachau) is a German single sculls rower, Olympic champion Paris 2024, four-time world champion (2019, 2022, 2023, 2026) and four-time European champion; former swimmer coached by his father Heino Zeidler.
Olivia Brett
Olivia Brett (born 2001) is a New Zealand sprint kayaker, K4 500m specialist; Olympic gold at Paris 2024 (1:32.20) and world gold at Duisburg 2023 with Carrington, Hoskin, and Vaughan.
Olivia Smoliga
Olivia Smoliga, born 1994 in Glenview, Illinois, is an American swimmer, two-time Olympian, Rio 2016 medley relay gold medalist, Tokyo 2020 relay bronze medalist, 2019 world 50m backstroke champion, and 2018 short-course worlds eight-gold record holder.
Olivia Wunsch
Olivia Wunsch, Australian sprint swimmer (born 2006, North Sydney, NSW), Carlile club, coach Michaela Pattinson. Olympic gold 4x100m freestyle relay Paris 2024 as heat swimmer; world gold same event Singapore 2025; five golds at 2023 World Juniors.
Olle Akerlund
Olle Erik Cyrus Åkerlund (1911-1978), Swedish sailor, KSSS club; won 1932 Los Angeles Olympic gold in the 6 Metre class as crew of Bissbi, his father Erik's boat; one Games only.
Olympic-size swimming pool
Olympic-size swimming pool: 50 m long, 25 m wide, at least 2 m deep (2.5 m for Olympics/World Championships), ten 2.5 m lanes, 25-28 °C water, long-course standard set by World Aquatics (formerly FINA).
Onaka
Onaka: a name shared by a French surf school in Hendaye, a district of Nago City, Okinawa, a South Dakota community, Onaka Park in Yamatotakada, Arla's 1990 Swedish product, and the Japanese surname 大中.
Ondres Surf Academy
Ondres Surf Academy is a French surf school at Ondres beach, Landes, run by Bertrand De Filippo, Nadège, and Yoan; authorized for two instructors, rated 5.0/5, offering 35 € lessons and 145 € five-session stages.
One Eye
One Eye is a famous expert-level left-hand reef surf and kitesurfing wave at Le Morne, Mauritius, breaking over shallow coral on south-southwest swell, best June to September, named for an eye-shaped arch in Le Morne Brabant.
Orchidland Surf
Orchidland Surf (Orchid Land Surf Shop) is a surf shop at 262 Kamehameha Ave in downtown Hilo, Hawaii, open since 1972, run by surfer-shaper Stan Lawrence, selling and renting boards, apparel, and gear.
Oscar Goßler
Oscar Goßler (1875–1953) was a German rower with Germania Ruder Club, Hamburg, who won Olympic gold in the coxed fours at the 1900 Paris Games and finished fourth in the eights.
Oskar Schiele
Oskar Schiele (1889–1950), German swimmer from Magdeburg; silver in the 4x250 m freestyle relay at the 1906 Intercalated Games, competed at Stockholm 1912, held world backstroke records at 100 m and 200 m.
Ossies Surf Shop
Ossies Surf Shop, Newport, Oregon surf shop founded 1998 at Otter Rock, run by Dan Hasselschwert at Agate Beach; lessons, rentals, ding repair, surf cams, and community programs.
Otto Cordes
Otto Cordes (1905–1970), German water polo player from Magdeburg's SC Hellas, won gold at Amsterdam 1928 and silver at Los Angeles 1932, then settled in Brazil; father of Brazilian sailing medalist Burkhard Cordes.
Otto Fahr
Otto Fahr (1892-1969), German backstroke swimmer of SV Cannstatt, Stuttgart; 1912 Olympic silver medalist in the 100 m backstroke and 1912 world record holder at 1:15.6 (100 m) and 2:48.4 (200 m).
Otto Falkenberg
Otto Gabriel Grubbe Dietrichson Falkenberg (1885–1977), Norwegian sailor, KNS Oslo member; won 1920 Antwerp Olympic gold in the 10 metre class aboard Mosk II, the only entered yacht; later sentenced in the 1947 legal purge.
Otto Fickeisen
Otto Fickeisen (1879–1963), German rower of Ludwigshafener Ruderverein; bronze in coxed fours at Paris 1900 and gold in coxed fours, outriggers, at Stockholm 1912 with brother Rudolf; unbeaten coxless pair with Hermann Wilker.
Otto Maier
Otto Maier (1887–1957), German coxswain of Ruderclub Frankfurt 1865; won gold in the coxed fours with outriggers for Ludwigshafener Ruderverein at the 1912 Stockholm Olympics, coxing all rounds; never won a German Championship.
Otto Scheff
Otto Scheff (born Sochaczewsky), Austrian swimmer (1889-1956), 400 m freestyle gold at the 1906 Intercalated Games, 1908 bronze, world record holder, later Austrian lawmaker and Olympic official.
Otto Wille
Otto Wille, German freestyle swimmer from Gleiwitz; 1934 European 100 m freestyle bronze medalist and German champion, 1938 4x100 m relay world record holder; killed at the Eastern Front.